That's on top of the salads, white-meat chicken and low-fat milk that the company has largely credited for a turnaround from its first-ever quarterly loss over three years ago.

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The company went out of its way to cite the "strong" performance of its white-meat chicken items, along with better-than-expected overseas results, in announcing a 5% same-store sales jump in December from a year ago.

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In the study, the participants in the Mediterranean diet groups agreed to replace red meat with white meat like chicken and eat three or more servings of fish each week, along with three or more servings of fruit and two or more servings of vegetables a day.

CNN: Mediterranean diet lowers risk of heart attack, stroke

Given the above information, Chinese are inclined to associate white chicken with chemical injection, poor nutritional value, cheap meat and inferior taste, despite the fact that 45-day is the industry standard in most developed markets.

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